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Kryptografi Jobber og konkurranser

Cryptography is the study of hiding information. It intersects the disciplines of engineering, computer science and mathematics. Cryptography is involved in securing passwords, access to sensitive material and to computer systems. If your business needs help with cryptography, you can hire freelance cryptography experts to fulfill your tasks. Start by posting your cryptography task today!

Purpose:
The purpose of Goldrium is to introduce a fastest PCI compliant coin which incorporates Ripple and Etherum main functionalities. Process payments, settle bank transaction, and people can create ICO on your platform. The coin should be self-reliant with its own algorithm and ecosystem. These are initial features but we will be constantly adding new features to compete with all coins includ...

Hi
I need very high skilled PHP dev, i have project and i would like to hire someone to do it.
Only experts please.
Main things you must be aware of :
1- PHP (Core).
2- Integrates encryption such as RSA pgp.
3- integrate obfuscation.
4- Yubikey Integration.
5- Dealing with OpenVPN in PHP.
6- expert in linux.
7- YOU MUST CODE IN SECURE( no sql injection or xss or csrf or xpath issues ).
And othe...

I require a cryptocurrency created, based on the latest codebase for Bitcoin. This must be fully tested and working before being released. The blockchain keys are to be handed over to me including the Github account from which it is setup.
This is to include;
- Fully working Atomic Swap and Lightning Network
- Masternodes, PoW and PoS
- Block explorer
- Zerocoin Protocol
- Testnet
- Fully worki...

I require an ecommerce site that works similar to a crowdfunding platform for the top 1000 twitter users - [login to view URL]
Each user will have a price displayed (calculated by # of twitter followers) and 1,000,000 tokens available for purchase at this price. Payments are not charged until all 1,000,000 tokens are sold (through stripe crowdfunding configuration- [login to view URL]). Each tok...

I need someone to write latest news articles on crypto currency world on regular basis. Articles can be picked up from various crypto news sites (like [login to view URL], [login to view URL], [login to view URL] etc) and re-written to pass the copyscape professional. Each article should be approx 500-700 word length, informative and interesting, A writer with good writing style will be engaged re...

I need very high skilled c/c++ and assembly developer.
You must have very deep knowladge in Windows API .
You must Can develop all what i need from scratch , NO COPY any code from the internet.
You must be able to write from scratch a socket modules as well as its encrypted.
You must have very good knowladge in cryptography.
You must have very good knowladge in VNC.
Please read before you bid , i...

Hello!!
We are looking for some technical writer who is well-versed with Cryptocurrency and who can write a 50 page whitepaper for our business.
Feel free to ask your queries, in general and specific to the ICO whitepaper writing.
Look forward to see lots of bid.
Regards,

Good day,
We want a cryptocurrency exchange platform to start with. We want to offer a Buy/sell system P2P same as etherdelta.
- Wallet System, Deposit System, Wallet Transactions, Withdrawal system
and so on...
The design is also ready, you need to develop a smart contract and need to connect with design.
Please apply only if you have done such kind of work before and have a strong...

We have upcoming coin offering, in couple of month, and looking for marketing expert to strategize to help us.
Key Tasks
1 . Announcing our coin on forums like bitcointalk and reddit
2. Running the airdrop
3. Bounty Rewards and execution

Hello,
I am CTO on cryptocurrency business company.
I am looking for promising patrner can cooperate with me.
We are gonna support all financial burdens until candidates graduate from college.
Thank you.

I need market depth chart for digital currency USD/BTC.
Similar to the one can be found in left bottom corner in this page.
[login to view URL]
You can use any library to get the same result, but it should work smoother.
Please share the sample URL if you already have done this before.

Hi developers,
we are on hunt to find a developer to develop a blockchain based email system.
it will be private blockchain so no coins or tokens involved.
we need smart developers for this project.
this is an EOI at the moment.
further details in message.
before you bid, please tell us your experience with blockchain(no cryptocurrency) and thoughts about the projects(any suggestions or questi...

I need an Experienced writer who can write blogs on Cryptocurrencies and BlockChain news. About coins, tokens, guide, events. Will provide you the topics. Please bid if you can start right now.
Native only.

We are looking to develop "Cryptocurrency P2P Decentralized Exchange Website" with tokens/coins and currencies with liquidity and safety which must be cloud-based.
Looking for if somebody having a ready solution and modify that based on our need.
I have multiple similar projects so looking for serious and long-term basis cryptocurrency & exchange developer.
I will do 100% pa...

The new Bytom coin uses a brand new algorithm called Tensority, a new PoW consensus algorithm,where matrix and tensor operations are introduced into the hashing process.
We are interested in getting this algorithm integrated to our Yiimp stratum servers. Any one up for the task?

Need someone to manage telegram group of 100k people. He should be able to raise topics, greeting new comers, spread news/messages, educating peoples, answering questions. Anything that building a community needs

looking to get someone to write the smart contract for 2 casino games.
we'd expect the games to be written in Solidity and include unit tests
the games/contract are
coinflip
user 1 puts in X amount of ETH, user 2 puts in the same amount, when the game it played one player get their original amount of ETH, plus the other users amount, minus a commission, which goes to user 3 (the hou...